Explore the Family Name Kubacki

The meaning of Kubacki

Polish: habitational name for someone from Kubaczyn in Greater Poland Voivodeship, a place so named from the personal name Kubaka, a pet form of Jakub (see Jacob). Some characteristic forenames: Polish Zbigniew, Andrzej, Bronislaw, Wojciech.

Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.

How common is the last name Kubacki in the United States?

Based on the Decennial U.S. Census, the popularity of the surname Kubacki experienced a slight decrease between 2000 and 2010. In 2000, the surname ranked 21,469 in popularity with a count of 1135 individuals carrying the name, representing 0.42 per 100,000 people. By 2010, the name had slipped to rank 22,791 with a total count of 1124 individuals, equating to a proportion of 0.38 per 100,000 people. This represents a decline of 6.16% in rank and a marginal drop of 0.97% in the total count.

	2000	2010	Change
Rank	#21,469	#22,791	-6.16%
Count	1,135	1,124	-0.97%
Proportion per 100k	0.42	0.38	-9.52%

Race and Ethnicity of people with the last name Kubacki

In terms of ethnic identity, data from the Decennial U.S. Census suggests that the majority of individuals with the surname Kubacki identify as White, with this group making up 97.62% in 2000 and slightly decreasing to 96.71% in 2010. The representation of Hispanic individuals within this surname saw an increase of 92.05%, rising from 0.88% in 2000 to 1.69% in 2010. There were also small increases in those identifying as Black and American Indian and Alaskan Native by 2010, while the proportion of those identifying with two or more races decreased to zero. No individuals with the surname Kubacki identified as Asian/Pacific Islander across both census years.

	2000	2010	Change
White	97.62%	96.71%	-0.93%
Hispanic	0.88%	1.69%	92.05%
Black	0%	0.53%	0%
American Indian and Alaskan Native	0%	0.44%	0%
Asian/Pacific Islander	0%	0%	0%
Two or More Races	1.06%	0%	0%